package com.jxmdkt.common;

import java.security.MessageDigest;

public class MD5 {
	public final static String MD5(String s) {
	        char hexDigits[]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
	        try {
		        byte[] btInput = s.getBytes();
		        MessageDigest mdInst = MessageDigest.getInstance("MD5");
		        mdInst.update(btInput);
		        byte[] md = mdInst.digest();
		        int j = md.length;
		        char str[] = new char[j * 2];
		        int k = 0;
		        for (int i = 0; i < j; i++) {
		              byte byte0 = md[i];
		              str[k++] = hexDigits[byte0 >>> 4 & 0xf];
		              str[k++] = hexDigits[byte0 & 0xf];
		        }
		            return new String(str).toLowerCase();
	        } catch (Exception e) {
		            e.printStackTrace();
		            return null;
	        }
	}
	
}
